Lee Young-ae as Maj. Sophie E. Jean

Lee Byung-hun as Sgt. Lee Soo-hyuk

Song Kang-ho as Sgt. Oh Kyeong-pil

Kim Tae-woo as Pvt. Nam Sung-shik

Shin Ha-kyun as Pvt. Jeong Woo-jin

Herbert Ulrich as Capt. Persson

Christoph Hofrichter as Maj. Gen. Bruno Botta

Lee Han-wi as Major Kang

Koh In-bae as Ri Sun-hye

Lee Dae-yeon as Sgt. Hwang

Ki Joo-bong as General Pyo

Won Geun-hee as Autopsy Doctor

Go Eun-a as Nam Soo-jung

Seo Jeong-gyu as South Korean Soldier Officer

Jeong Ju-hwan as South Korean Soldier Leader

Park Jeong-gi as South Korean Soldier

Yoon Hee-won as South Korean Soldier

Lee Do-yeop as South Korean Soldier

Jin Tae-hyeon as South Korean Soldier

Kim Kwang-il as North Korean Soldier

Lee Seung-chan as North Korean Soldier

Lim Il-gyu as North Korean Soldier

Yoo Hyung-gwan as North Korean Soldier Commander

Ahmedov Ayder as American Soldier

Isaac Green as American Soldier

Gallego Alberto as American Soldier

Cannon Greg Courtney as American Soldier

Kwon Nam-hee as Woo-jin's Mother

Lee Jong-yong as Sophie's Father

Micara Adriana as Sophie's Mother

Kim Myung-soo as Top Ranking Officer Choi

Won Ho-seob as Radio announcer